US 11,722,109 B1
Integrated transimpedance amplifier with a digital signal processor for high-speed optical receivers
Jiawen Zhang, Irvine, CA (US); Delong Cui, Tustin, CA (US); Afshin Momtaz, Laguna Hills, CA (US); Kun Chuai, Laguna Niguel, CA (US); and Jun Cao, Irvine, CA (US)
Assigned to Avago Technologies International Sales Pte. Limited, Singapore (SG)
Filed by Avago Technologies International Sales Pte. Limited, Singapore (SG)
Filed on Nov. 3, 2022, as Appl. No. 17/980,478.
Int. Cl. H03F 3/45 (2006.01); G01J 1/44 (2006.01); H03G 3/30 (2006.01)
CPC H03F 3/45475 (2013.01) [G01J 1/44 (2013.01); H03G 3/30 (2013.01); H03F 2200/372 (2013.01); H03G 2201/103 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An optical receiver, comprising:
an integrated circuit comprising:
a digital signal processor (DSP) circuit; and
a transimpedance amplifier (TIA) circuit merged with the DSP circuit onto a single chip, thereby allowing the DSP circuit to control a parameter of the TIA circuit.